Analysis
-
max time kernel
120s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11-11-2024 05:20
Static task
static1
Behavioral task
behavioral1
Sample
4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe
Resource
win7-20240903-en
General
-
Target
4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe
-
Size
520KB
-
MD5
de36061ff28a39f72982ba16a836aab0
-
SHA1
dbae1d7cf090303969b2f8e3a5938b56d11ec316
-
SHA256
4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ff
-
SHA512
5a56dce02829d675173cf6a7e9afcbcbd6b18708d8c25123ed730275610ff122d364549ba46ed420253b506b13d309a951a4e9cc48a39a3447d3be9597e02201
-
SSDEEP
6144:f9GGo2CwtGg6eeihEfph2CMvvqqSaYwpncOeC66AOa0aFtVEQfTo1ozVqMbi:f9fC3hh29Ya77A90aFtDfT5IMbi
Malware Config
Extracted
darkcomet
PrivateEye
ratblackshades.no-ip.biz:1604
DC_MUTEX-ACC1R98
-
gencode
8GG5LVVGljSF
-
install
false
-
offline_keylogger
true
-
persistence
false
Signatures
-
Darkcomet family
-
Executes dropped EXE 3 IoCs
Processes:
winupd.exewinupd.exewinupd.exepid process 2876 winupd.exe 2660 winupd.exe 2900 winupd.exe -
Loads dropped DLL 4 IoCs
Processes:
4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exewinupd.exepid process 2880 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe 2880 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe 2876 winupd.exe 2876 winupd.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\WinUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\winupd.exe -notray" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exewinupd.exedescription pid process target process PID 3024 set thread context of 2880 3024 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe PID 2876 set thread context of 2660 2876 winupd.exe winupd.exe PID 2876 set thread context of 2900 2876 winupd.exe winupd.exe -
Processes:
resource yara_rule behavioral1/memory/2900-57-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-61-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-72-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-55-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-74-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-77-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-75-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-76-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-80-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-79-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-84-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-85-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-86-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-87-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-88-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-89-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-90-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-91-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-92-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-93-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-94-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-95-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2900-96-0x0000000000400000-0x00000000004B7000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exewinupd.exewinupd.exewinupd.exeipconfig.execmd.exereg.exe4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winupd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winupd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winupd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ipconfig.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe -
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
Processes:
ipconfig.exepid process 2764 ipconfig.exe -
Modifies registry key 1 TTPs 1 IoCs
-
Suspicious use of AdjustPrivilegeToken 23 IoCs
Processes:
winupd.exedescription pid process Token: SeIncreaseQuotaPrivilege 2900 winupd.exe Token: SeSecurityPrivilege 2900 winupd.exe Token: SeTakeOwnershipPrivilege 2900 winupd.exe Token: SeLoadDriverPrivilege 2900 winupd.exe Token: SeSystemProfilePrivilege 2900 winupd.exe Token: SeSystemtimePrivilege 2900 winupd.exe Token: SeProfSingleProcessPrivilege 2900 winupd.exe Token: SeIncBasePriorityPrivilege 2900 winupd.exe Token: SeCreatePagefilePrivilege 2900 winupd.exe Token: SeBackupPrivilege 2900 winupd.exe Token: SeRestorePrivilege 2900 winupd.exe Token: SeShutdownPrivilege 2900 winupd.exe Token: SeDebugPrivilege 2900 winupd.exe Token: SeSystemEnvironmentPrivilege 2900 winupd.exe Token: SeChangeNotifyPrivilege 2900 winupd.exe Token: SeRemoteShutdownPrivilege 2900 winupd.exe Token: SeUndockPrivilege 2900 winupd.exe Token: SeManageVolumePrivilege 2900 winupd.exe Token: SeImpersonatePrivilege 2900 winupd.exe Token: SeCreateGlobalPrivilege 2900 winupd.exe Token: 33 2900 winupd.exe Token: 34 2900 winupd.exe Token: 35 2900 winupd.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exewinupd.exewinupd.exewinupd.exepid process 3024 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe 2880 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe 2876 winupd.exe 2660 winupd.exe 2900 winupd.exe -
Suspicious use of WriteProcessMemory 44 IoCs
Processes:
4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exewinupd.exewinupd.exeipconfig.execmd.exedescription pid process target process PID 3024 wrote to memory of 2880 3024 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe PID 3024 wrote to memory of 2880 3024 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe PID 3024 wrote to memory of 2880 3024 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe PID 3024 wrote to memory of 2880 3024 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe PID 3024 wrote to memory of 2880 3024 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe PID 3024 wrote to memory of 2880 3024 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe PID 3024 wrote to memory of 2880 3024 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe PID 3024 wrote to memory of 2880 3024 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe PID 3024 wrote to memory of 2880 3024 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe PID 2880 wrote to memory of 2876 2880 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe winupd.exe PID 2880 wrote to memory of 2876 2880 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe winupd.exe PID 2880 wrote to memory of 2876 2880 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe winupd.exe PID 2880 wrote to memory of 2876 2880 4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe winupd.exe PID 2876 wrote to memory of 2660 2876 winupd.exe winupd.exe PID 2876 wrote to memory of 2660 2876 winupd.exe winupd.exe PID 2876 wrote to memory of 2660 2876 winupd.exe winupd.exe PID 2876 wrote to memory of 2660 2876 winupd.exe winupd.exe PID 2876 wrote to memory of 2660 2876 winupd.exe winupd.exe PID 2876 wrote to memory of 2660 2876 winupd.exe winupd.exe PID 2876 wrote to memory of 2660 2876 winupd.exe winupd.exe PID 2876 wrote to memory of 2660 2876 winupd.exe winupd.exe PID 2876 wrote to memory of 2660 2876 winupd.exe winupd.exe PID 2876 wrote to memory of 2900 2876 winupd.exe winupd.exe PID 2876 wrote to memory of 2900 2876 winupd.exe winupd.exe PID 2876 wrote to memory of 2900 2876 winupd.exe winupd.exe PID 2876 wrote to memory of 2900 2876 winupd.exe winupd.exe PID 2876 wrote to memory of 2900 2876 winupd.exe winupd.exe PID 2876 wrote to memory of 2900 2876 winupd.exe winupd.exe PID 2876 wrote to memory of 2900 2876 winupd.exe winupd.exe PID 2876 wrote to memory of 2900 2876 winupd.exe winupd.exe PID 2660 wrote to memory of 2764 2660 winupd.exe ipconfig.exe PID 2660 wrote to memory of 2764 2660 winupd.exe ipconfig.exe PID 2660 wrote to memory of 2764 2660 winupd.exe ipconfig.exe PID 2660 wrote to memory of 2764 2660 winupd.exe ipconfig.exe PID 2660 wrote to memory of 2764 2660 winupd.exe ipconfig.exe PID 2660 wrote to memory of 2764 2660 winupd.exe ipconfig.exe PID 2764 wrote to memory of 2588 2764 ipconfig.exe cmd.exe PID 2764 wrote to memory of 2588 2764 ipconfig.exe cmd.exe PID 2764 wrote to memory of 2588 2764 ipconfig.exe cmd.exe PID 2764 wrote to memory of 2588 2764 ipconfig.exe cmd.exe PID 2588 wrote to memory of 2972 2588 cmd.exe reg.exe PID 2588 wrote to memory of 2972 2588 cmd.exe reg.exe PID 2588 wrote to memory of 2972 2588 cmd.exe reg.exe PID 2588 wrote to memory of 2972 2588 cmd.exe reg.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe"C:\Users\Admin\AppData\Local\Temp\4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3024 -
C:\Users\Admin\AppData\Local\Temp\4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe"C:\Users\Admin\AppData\Local\Temp\4be3a6686a4ea050f870f1bafb1cb6a63549e525f4215af3ff26a3de545908ffN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2880 -
C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exeC:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe -notray3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2876 -
C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe"C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2660 -
C:\Windows\SysWOW64\ipconfig.exe"C:\Windows\system32\ipconfig.exe"5⤵
- System Location Discovery: System Language Discovery
- Gathers network information
- Suspicious use of WriteProcessMemory
PID:2764 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\FNEWOKFA.bat" "6⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2588 -
C:\Windows\SysWOW64\reg.exeREG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v WinUpdate /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe -notray" /f7⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2972
-
-
-
-
-
C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe"C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2900
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
151B
MD5cac890d00365d07b9ca89def17cc3a36
SHA16fa99679ede791c16b5d3e6d243a98e8bbdb7eab
SHA2564f98ddee89760080a5c8a93666d2f5c97be52b741265ef4d1ce9aaebf05f12da
SHA512124dc0b18e13425bde43bcbbe2a99005928e398bffcb458d498aac9e754bc5b92b703270667800876c60b0801343f2de8c6b9a1eebafd80bb4f6d5dc295dd9f1
-
Filesize
520KB
MD58c29c8dad4b1721be1d921708bd3ac56
SHA1690213c2ecfb219541236ca0062e2422b2a29f9d
SHA256ad76ba7362b303e5a676488c673915c6eae1498f7367975c0b6cec9d7363d3bc
SHA512820dad630e762bdad219c106bbd13bc1d822f96ce302baa203e46b7be5487be4cd61d6f3932ce54cca6a3c7d469a3968c678c2f79bcaee7b935dc5fff1437db4